﻿
//***********默认设置定义.*********************
tPopWait = 50; //停留tWait豪秒后显示提示。
tPopShow = 5000; //显示tShow豪秒后关闭提示
showPopStep = 10;
popOpacity = 99;

//***************内部变量定义*****************
sPop = null;
curShow = null;
tFadeOut = null;
tFadeIn = null;
tFadeWaiting = null;

document.write("<style type='text/css'id='defaultPopStyle'>");
document.write(".cPopText { background-color: #F8F8F5;color:#000000; border: 1px #000000 solid;font-size: 14px; padding-right: 2px; padding-left: 0px; height: 15px; padding-top: 2px; padding-bottom: 2px; filter: Alpha(Opacity=0)}");
document.write("</style>");
document.write("<div id='dypopLayer' style='position:absolute;z-index:10002;' class='cPopText'></div>");


function showPopupText() {
    var o = event.srcElement;
    MouseX = event.x;
    MouseY = event.y;
    if (o.alt != null && o.alt != "") { o.dypop = o.alt; o.alt = "" };
    if (o.title != null && o.title != "") { o.dypop = o.title; o.title = "" };
    if (o.dypop != sPop) {
        sPop = o.dypop;
        clearTimeout(curShow);
        clearTimeout(tFadeOut);
        clearTimeout(tFadeIn);
        clearTimeout(tFadeWaiting);
        if (sPop == null || sPop == "") {
            dypopLayer.innerHTML = "";
            dypopLayer.style.filter = "Alpha()";
            dypopLayer.filters.Alpha.opacity = 0;
        }
        else {
            if (o.dyclass != null) popStyle = o.dyclass
            else popStyle = "cPopText";
            curShow = setTimeout("showIt()", tPopWait);
        }

    }
}

function showIt() {
    dypopLayer.className = popStyle;
    dypopLayer.innerHTML = sPop;
    popWidth = dypopLayer.clientWidth;
    popHeight = dypopLayer.clientHeight;
    if (MouseX + 12 + popWidth > document.body.clientWidth) popLeftAdjust = -popWidth - 24
    else popLeftAdjust = 0;
    if (MouseY + 12 + popHeight > document.body.clientHeight) popTopAdjust = -popHeight - 24
    else popTopAdjust = 0;
    dypopLayer.style.left = MouseX + 12 + document.body.scrollLeft + popLeftAdjust;
    dypopLayer.style.top = MouseY + 12 + document.body.scrollTop + popTopAdjust;
    dypopLayer.style.filter = "Alpha(Opacity=0)";
    fadeOut();
}

function fadeOut() {
    if (dypopLayer.filters.Alpha.opacity < popOpacity) {
        dypopLayer.filters.Alpha.opacity += showPopStep;
        tFadeOut = setTimeout("fadeOut()", 1);
    }
    else {
        dypopLayer.filters.Alpha.opacity = popOpacity;
        tFadeWaiting = setTimeout("fadeIn()", tPopShow);
    }
}

function fadeIn() {
    if (dypopLayer.filters.Alpha.opacity > 0) {
        dypopLayer.filters.Alpha.opacity -= 1;
        tFadeIn = setTimeout("fadeIn()", 1);
    }
}
document.onmouseover = showPopupText;



